Statamic CMS vulnerable to Cross-site Scripting via uploaded assets
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- High
- Impact type
- Cross-site scripting
- Confidentiality · integrity · availability
- Low · Low · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA and GitHub. Impact type from CWE-79.
Summary
Statamic CMS is a Laravel and Git powered content management system (CMS). Prior to versions 3.4.15 an 4.36.0, HTML files crafted to look like images may be uploaded regardless of mime validation. This is only applicable on front-end forms using the "Forms" feature containing an assets field, or within the control panel which requires authentication. This issue has been patched on 3.4.15 and 4.36.0.
Why it matters now
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| statamic | cms | before 3.4.15; 4.0.0 to before 4.36.0 | 3.4.15, 4.36.0 | Patch available | CNA |
| — | statamic/cms (Packagist) | before 3.4.15 | 3.4.15 | Patch available | GHSA-8jjh-j3c2-cjcv |
| — | statamic/cms (Packagist) | 4.0.0 to before 4.36.0 | 4.36.0 | Patch available | GHSA-8jjh-j3c2-cjcv |
- cms Vendorstatamic Affected before 3.4.15; 4.0.0 to before 4.36.0 Fixed in 3.4.15, 4.36.0 Patch available CNA
- statamic/cms (Packagist) Vendor— Affected before 3.4.15 Fixed in 3.4.15 Patch available GHSA-8jjh-j3c2-cjcv
- statamic/cms (Packagist) Vendor— Affected 4.0.0 to before 4.36.0 Fixed in 4.36.0 Patch available GHSA-8jjh-j3c2-cjcv
Remediation
- Fix · CNA cms (statamic) Fixed in 3.4.15, 4.36.0
- Fix · GHSA-8jjh-j3c2-cjcv statamic/cms (Packagist) Fixed in 3.4.15 Advisory →
- Fix · GHSA-8jjh-j3c2-cjcv statamic/cms (Packagist) Fixed in 4.36.0 Advisory →
Timeline
- 2026-10-02 Threatist record created from CVE-2023-48701
- 2026-10-03 Alias added: GHSA-8jjh-j3c2-cjcv
References
More Statamic vulnerabilities
- TI-2024-16191 Statamic account takeover via XSS and password reset link CVSS 3.1HIGH 8.2
- TI-2023-18622 Statamic's Antlers sanitizer cannot effectively sanitize malicious SVG CVSS 3.1MEDIUM 5.5
- TI-2021-20500 A Code Execution vulnerability exists in Statamic Version through 3.2.26 via… CVSS 3.1CRITICAL 9.8
- TI-2023-25469 Statamic CMS remote code execution via front-end form uploads CVSS 3.1CRITICAL 9.8
- TI-2023-26081 Remote code execution via form uploads in statamic/cms CVSS 3.1HIGH 8.8
- TI-2026-21980 Statamic is vulnerable to account takeover via password reset link injection CVSS 3.1CRITICAL 9.3
Sources
- CVE-2023-48701 · CVE Program
- CVE-2023-48701 · NVD
- FIRST EPSS
- GHSA-8jjh-j3c2-cjcv · GitHub Advisory Database · CC BY 4.0
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